.ks-error-style{
    background:rgba(255,0,0,0.1);
}
label.ks-error-style{
    position: absolute;
    display: block;
    border:none;
    background:rgba(255,0,0,.7);
    padding:3px 5px;
    line-height:initial;
    color:#FFF;
    margin-top:5px;
    z-index:9999;
}
label.ks-error-style:before{
    content: "";
    display: inline-block;
    width: 0;
    height: 0;
    position: absolute;
    top: -10px;
    left: 10px;
    border-width: 5px;
    border-color: transparent transparent rgba(255,0,0,.7) transparent;
    border-style: solid;
}